Home / 40,132.26-60,072.12-27,578.88

Finding the Fourth Proportional to 40,132.26, 60,072.12 and 27,578.88

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Solution

The fourth proportional to 40,132.26, 60,072.12 and 27,578.88 is: 41,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,132.26 : 60,072.12 = 27,578.88 : x
  2. Step 2: Convert to fraction form
    40,132.26/60,072.12 = 27,578.88/x
  3. Step 3: Cross multiply
    40,132.26x = 60,072.12 × 27,578.88
  4. Step 4: Simplify right side
    40,132.26x = 1,656,721,788.83
  5. Step 5: Solve for x
    x = 1,656,721,788.83/40,132.26
  6. Step 6: Final answer
    x = 41,281.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.